Resin Composites II Flashcards
1
Q
what is camphorquinone?
A
a photo initiator used in curing dental composites; emitted from curing unit and directed to surface of resin composite
2
Q
Give 4 types of curing light
A
quartz tungsten halogen
LED
Plasma Arc
Argon Lasers
3
Q
what are the 3 mechanisms of ear by chemical effects?
A
abrasive, erosive, fatigue
4
Q
what has happened if resin matrix softening occurs?
A
inhibition of polymerisation due to entrapped air pockets - usually due to chemicals such as foods and plaque acids
5
Q
what is likely to occur if there is wear on resin/filler interface?
A
cracks
